﻿<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<link rel="stylesheet" href="//apps.bdimg.com/libs/bootstrap/3.3.4/css/bootstrap.min.css">
<script src="https://cdn.bootcss.com/angular.js/1.4.6/angular.min.js"></script>
</head>
<body ng-app="myApp" ng-controller="userCtrl">

<div class="container">

<h3>Users</h3>

<table class="table table-striped">
  <thead>
    <tr>
      <th>编辑</th>
      <th>名</th>
      <th>姓</th>
    </tr>
  </thead>
  <tbody>
    <tr ng-repeat="user in users">
      <td>
        <button class="btn" ng-click="editUser(user.id)">
          <span class="glyphicon glyphicon-pencil"></span>编辑
        </button>
      </td>
      <td>{{ user.fName }}</td>
      <td>{{ user.lName }}</td>
    </tr>
  </tbody>
</table>

<hr>
<button class="btn btn-success" ng-click="editUser('new')">
<span class="glyphicon glyphicon-user"></span>创建新用户
</button>
<hr>

<h3 ng-show="edit">创建新用户:</h3>
<h3 ng-hide="edit">编辑用户:</h3>

<form class="form-horizontal">
  <div class="form-group">
    <label class="col-sm-2 control-label">名:</label>
    <div class="col-sm-10">
    <input type="text" ng-model="fName" ng-disabled="!edit" placeholder="名">
    </div>
  </div> 
  <div class="form-group">
    <label class="col-sm-2 control-label">姓:</label>
    <div class="col-sm-10">
    <input type="text" ng-model="lName" ng-disabled="!edit" placeholder="姓">
    </div>
  </div>
  <div class="form-group">
    <label class="col-sm-2 control-label">密码:</label>
    <div class="col-sm-10">
    <input type="password" ng-model="passw1" placeholder="密码">
    </div>
  </div>
  <div class="form-group">
    <label class="col-sm-2 control-label">重复密码:</label>
    <div class="col-sm-10">
    <input type="password" ng-model="passw2" placeholder="重复密码">
    </div>
  </div>
</form>

<hr>
<button class="btn btn-success" ng-disabled="error || incomplete">
<span class="glyphicon glyphicon-save"></span>修改
</button>

</div>
<script>
	angular.module('myApp', []).controller('userCtrl', function($scope) {
	$scope.fName = '';
	$scope.lName = '';
	$scope.passw1 = '';
	$scope.passw2 = '';
	$scope.users = [
	{id:1, fName:'Hege', lName:"Pege" },
	{id:2, fName:'Kim',  lName:"Pim" },
	{id:3, fName:'Sal',  lName:"Smith" },
	{id:4, fName:'Jack', lName:"Jones" },
	{id:5, fName:'John', lName:"Doe" },
	{id:6, fName:'Peter',lName:"Pan" }
	];
	$scope.edit = true;
	$scope.error = false;
	$scope.incomplete = false; 

	$scope.editUser = function(id) {
	  if (id == 'new') {
		$scope.edit = true;
		$scope.incomplete = true;
		$scope.fName = '';
		$scope.lName = '';
		} else {
		$scope.edit = false;
		$scope.fName = $scope.users[id-1].fName;
		$scope.lName = $scope.users[id-1].lName; 
	  }
	};

	$scope.$watch('passw1',function() {$scope.test();});
	$scope.$watch('passw2',function() {$scope.test();});
	$scope.$watch('fName', function() {$scope.test();});
	$scope.$watch('lName', function() {$scope.test();});

	$scope.test = function() {
	  if ($scope.passw1 !== $scope.passw2) {
		$scope.error = true;
		} else {
		$scope.error = false;
	  }
	  $scope.incomplete = false;
	  if ($scope.edit && (!$scope.fName.length ||
	  !$scope.lName.length ||
	  !$scope.passw1.length || !$scope.passw2.length)) {
		 $scope.incomplete = true;
	  }
	};

	});
</script>
<!--解析
	指令解析
	AngularJS 指令								描述
	<html ng-app					为 <html> 元素定义一个应用(未命名)
	<body ng-controller				为 <body> 元素定义一个控制器
	<tr ng-repeat					循环 users 对象数组，每个 user 对象放在 <tr> 元素中。
	<button ng-click				当点击 <button> 元素时调用函数 editUser()
	<h3 ng-show						如果 edit = true 显示 <h3> 元素
	<h3 ng-hide						如果 edit = true 隐藏 <h3> 元素
	<input ng-model					为应用程序绑定 <input> 元素
	<button ng-disabled				如果发生错误或者 incomplete = true 禁用 <button> 元素
	
	
	Bootstrap 									类解析
	元素							Bootstrap 类	定义
	<div>							container	内容容器
	<table>							table	表格
	<table>							table-striped	带条纹背景的表格
	<button>						btn	按钮
	<button>						btn-success	成功按钮
	<span>							glyphicon	字形图标
	<span>							glyphicon-pencil	铅笔图标
	<span>							glyphicon-user	用户图标
	<span>							glyphicon-save	保存图标
	<form>							form-horizontal	水平表格
	<div>							form-group	表单组
	<label>							control-label	控制器标签
	<label>							col-sm-2	跨越 2 列
	<div>							col-sm-10	跨越 10 列
	
	javaScript 						代码解析
	Scope 属性						用途
	$scope.fName					模型变量 (用户名)
	$scope.lName					模型变量 (用户姓)
	$scope.passw1					模型变量 (用户密码 1)
	$scope.passw2					模型变量 (用户密码 2)
	$scope.users					模型变量 (用户的数组)
	$scope.edit						当用户点击创建用户时设置为true。
	$scope.error					如果 passw1 不等于 passw2 设置为 true
	$scope.incomplete				如果每个字段都为空(length = 0)设置为 true
	$scope.editUser					设置模型变量
	$scope.watch					监控模型变量
	$scope.test						验证模型变量的错误和完整性
-->
</body>
</html>


</body>
</html>
